A first look at the data within the Secondary Care Medicines Dataset.| www.bennett.ox.ac.uk
Posted| www.bennett.ox.ac.uk
Posted| www.bennett.ox.ac.uk
The two-day 2025 Bennett Institute Medicines Symposium will take place at Jesus College in Oxford on 10–11 December 2025.| www.bennett.ox.ac.uk
We’ve made OpenPrescribing Hospitals platform to all with our first feature. Read more to see how you can access it.| www.bennett.ox.ac.uk
Come and work with us! We are hiring a Patient and Public Involvement and Engagement Manager to involve the public in advancing mental health research.| Bennett Institute for Applied Data Science
This blog post shares the project I worked on during my summer internship at the Bennett Institute as part of the HDR UK Health Data Science programme. My project explored how ehrQL, is being used across OpenSAFELY repositories. I analysed 301 codefiles from 65 Repositories under the OpenSafely org. and was able to identified which features researchers rely on most, which are less common, and where improvements or additional support could be valuable.| Bennett Institute for Applied Data Science
Special edition OpenPrescribing newsletter introducing our new tool, OpenPrescribing Hospitals.| Bennett Institute for Applied Data Science
We’re launching the Bennett Prize in OpenPrescribing to celebrate the best user-led projects using OpenPrescribing. Enter by sharing your work online and sending us the link — all kinds of entries welcome, from prescribing insights to data science deep dives.| www.bennett.ox.ac.uk
We are starting a UKRI-funded project on improving code sharing and want your help!| Bennett Institute for Applied Data Science
What are biosimilars, why are they of interest and why can we monitor usage with primary care data but not secondary care data?| Bennett Institute for Applied Data Science
In this guest blog, Dr Christianne Micallef explains how she uses OpenPrescribing in her role as an antimicrobial stewardship lead pharmacist.| www.bennett.ox.ac.uk
A look at the new Product Lookup feature on OpenPrescribing Hospitals| Bennett Institute for Applied Data Science
What is a Defined Daily Dose, how can they calculated from the quantity reported in the Secondary Care Medicines Data, and why are they useful?| Bennett Institute for Applied Data Science
This study describes temporal changes in the incidence and prevalence of 19 long-term conditions in England, quantifying the impact of the COVID-19 pandemic on diagnosis rates by …| www.bennett.ox.ac.uk
How we can make it easier to compare issuing quantities of different products within the Secondary Care Medicines Data by using the dictionary of medicines and devices to find more detailed product information.| www.bennett.ox.ac.uk
How the ATC can be used to classify medications and how DDs can be used to measure their usage.| Bennett Institute for Applied Data Science
The journey of public involvement in OpenSAFELY. The OpenSAFELY Digital Critical Friend group, from conception to becoming foundational for OpenSAFELY, is a testament to the power of effective public involvement in digital health.| Bennett Institute for Applied Data Science
On the 24th June 2025, OpenSAFELY had the privilege of running a booth at the National Patient Data Day in Leeds!| Bennett Institute for Applied Data Science
What is ingredient quantity, how can it be calculated from the quantity reported in the Secondary Care Medicines Data, and why is it useful?| www.bennett.ox.ac.uk
The Bennett Institute is hosting two days of talks and workshops on medicines, NHS data, and open research.| Bennett Institute for Applied Data Science
In 2019, we pitched a national tool to track local formularies. Now the NHS is doing just that! We’re sharing our plans and advice to help it succeed.| Bennett Institute for Applied Data Science
Brian MacKenna demonstrated OpenPrescribing Hospitals at the 2025 Clinical Pharmacy Congress last month. Here’s his thoughts on how it went.| Bennett Institute for Applied Data Science
Abstract Background Clinically coded long COVID cases in electronic health records are incomplete, despite reports of rising cases of long COVID. Aim To determine patient characteristics associated with clinically coded long COVID. Design & setting With the approval of NHS England, we conducted a cohort study using electronic health records within the OpenSAFELY-TPP platform in England, to study patient characteristics associated with clinically coded long COVID from 29 January 2020 to 31 Mar...| Bennett Institute for Applied Data Science
What are unit doses, how can they be calculated from the quantity reported in the Secondary Care Medicines Data, and why are they useful?| Bennett Institute for Applied Data Science
Office hours, coding meetups and more! Come and talk to other OpenSAFELY users.| www.bennett.ox.ac.uk
A summary of our discussion with NHS leaders on how Medicines Optimisation teams can leverage data science to enhance their strategic capability.| Bennett Institute for Applied Data Science
We’re bringing OpenSAFELY to education data - see the new OpenSAFELY Schools website to stay up to date!| www.bennett.ox.ac.uk
A look at how quantity is measured in the Secondary Care Medicines Data| www.bennett.ox.ac.uk
Together with collaborators in Bristol and at the Bennett Institute, we created a reusable action called ‘diabetes-algo’. Here is what it does.| www.bennett.ox.ac.uk
Here we outline some of the research that has been produced with OpenSAFELY, as well as the features that make it such a great platform for research.| www.bennett.ox.ac.uk
On 7th May 2020, the OpenSAFELY Collaborative pre-printed the world’s largest study into factors associated with death from COVID-19, based on an analysis running across the full pseudonymised health records of 40% of the English population.| www.bennett.ox.ac.uk
Over the past year we have been increasingly using NHS Dictionary of Medicines and Devices (dm+d). This blog post sets out to describe dm+d for the benefit of the wider prescribing analytics community and others. What is the NHS Dictionary of Medicines and Devices (dm+d)? dm+d is the standard dictionary for the medicines and devices used across the NHS. It contains standardised codes, descriptions, and metadata (such as price and pack size) for every entry. At last count it contained over 150...| www.bennett.ox.ac.uk
A deeper dive into what stock control data is and how it impacts the way the SCMD is published| www.bennett.ox.ac.uk
A brief description of the Secondary Care Medicines Dataset, the primary dataset used in OpenPrescribing Hospitals| www.bennett.ox.ac.uk
The first blog in the series: Organising Organisations. Here, we describe which NHS Trusts are included in the Secondary Care Medicines Dataset and how they can be identified| www.bennett.ox.ac.uk
We’re going to build OpenPrescribing for hospitals using openly available secondary care medicines data. Here we explain why and what you can expect.| www.bennett.ox.ac.uk
This study explored a simple federated data analytics method to search for evidence of unreported cases of pediatric hepatitis.| www.bennett.ox.ac.uk
Why did we create a new query language?| www.bennett.ox.ac.uk
How can you be confident that the queries you write will be correctly interpreted and return the expected results?| www.bennett.ox.ac.uk
We’ve been busy creating new measures for OpenPrescribing.net, and reviewing ones which aren’t needed any more.| www.bennett.ox.ac.uk
We’ve been busy doing housekeeping on OpenPrescribing.net measures. Here’s a summary of the main changes.| www.bennett.ox.ac.uk
In this guest blog, Bang Zheng and Laurie Tomlinson from the London School of Hygiene and Tropical Medicine describe some of their lastest work on the comparative effectiveness and safety of currently recommended COVID-19 therapeutics in the community settings.| www.bennett.ox.ac.uk
In this guest blog, Mark Russell describes the research that he has undertaken with the help of his team from King’s College London using OpenSAFELY.| www.bennett.ox.ac.uk
Xiaomin Zhong, Ya-Ting Yang, Dr Ali Fahmi, Dr Victoria Palin and Professor Tjeerd Van Staa from Manchester University have been using OpenSAFELY for analyses focused on the impact of COVID-19 on antimicrobial resistance since 2021. In this guest blog they describe some of their recent papers that have been published in peer review journals.| www.bennett.ox.ac.uk
Ben Goldacre – Director of Bennett Institute for Applied Data Science at the Bennett Institute for Applied Data Science.| www.bennett.ox.ac.uk
In this blog we describe how to use and access the NHS England Medicines Optimisation Oppurtunitites dashboard on OpenPrescribing| www.bennett.ox.ac.uk
Here we introduce the Bennett Institute’s Epidemiology team, explaining who they are, what they do, and why it is important.| www.bennett.ox.ac.uk
Here we introduce the Bennett Institute’s Clinical Informatics team, explaining what they do and how their experience in NHS clinical practice helps them do this.| www.bennett.ox.ac.uk
Hello, from the Bennett Institute’s Data Team! In this short blog post, we’ll describe our mission, our backgrounds in industry and academia, and what we’re working on now.| www.bennett.ox.ac.uk